Home / 2,905.04-4,350.84-2,328.40

Finding the Fourth Proportional to 2,905.04, 4,350.84 and 2,328.40

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Solution

The fourth proportional to 2,905.04, 4,350.84 and 2,328.40 is: 3,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.04 : 4,350.84 = 2,328.40 : x
  2. Step 2: Convert to fraction form
    2,905.04/4,350.84 = 2,328.40/x
  3. Step 3: Cross multiply
    2,905.04x = 4,350.84 × 2,328.40
  4. Step 4: Simplify right side
    2,905.04x = 10,130,495.86
  5. Step 5: Solve for x
    x = 10,130,495.86/2,905.04
  6. Step 6: Final answer
    x = 3,487.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.